Changes

• Feature: Cache first to speed up datastore load
  
• Feature: Register password keyboard suggestions on iOS
  
• Feature: Added clone entry action
  
• Feature: Warn before discarding unsaved entry changes
  
• Bugfix: Fix iOS autofill cache decoding and expiry
  
• Bugfix: Preserve HTTP autofill settings during imports
  
• Other: Datastore grid to display two columns on narrow phones